4.6 CPCTC Proofs
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Mathematics
•
10th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
What does CPCTC stand for?
Back
Corresponding parts of congruent triangles are congruent.
Tags
CCSS.HSG.CO.B.7
2.
FLASHCARD QUESTION
Front
When do you use CPCTC in a proof?
Back
At the end of the proof, after showing the triangles are congruent, to show that an additional part (side/angle) are now congruent.
Tags
CCSS.HSG.SRT.B.5
3.
FLASHCARD QUESTION
Front
What postulate would prove triangle ∆NYQ is congruent to ∆PYQ?
Back
SSS (Side-Side-Side) Postulate.
Tags
CCSS.HSG.SRT.B.5
4.
FLASHCARD QUESTION
Front
Are the triangles congruent if the only information given is the angles?
Back
Not Congruent (AAA does not prove congruence).
Tags
CCSS.8.G.A.2
5.
FLASHCARD QUESTION
Front
What is the ASA postulate?
Back
Angle-Side-Angle postulate states that if two angles and the included side of one triangle are equal to two angles and the included side of another triangle, then the triangles are congruent.
Tags
CCSS.HSG.SRT.B.5
6.
FLASHCARD QUESTION
Front
What is the SAS postulate?
Back
Side-Angle-Side postulate states that if two sides and the included angle of one triangle are equal to two sides and the included angle of another triangle, then the triangles are congruent.
Tags
CCSS.HSG.SRT.B.5
7.
FLASHCARD QUESTION
Front
What is the SSS postulate?
Back
Side-Side-Side postulate states that if three sides of one triangle are equal to three sides of another triangle, then the triangles are congruent.
Tags
CCSS.HSG.SRT.B.5
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